sory bad english
ctrl r => netplwiz and rename my account SÜMEYYE to sumeyye
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList\yourprofilekey\
in this SÜMEYYE to sumeyye
i rebooted and i cant login :))) so changed temp user
i in temp user so rename c:\user\Masaüstü to SÜMEYYE
and reverse
ctrl r => netplwiz and rename sumeyye to SÜMEYYE
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList\yourprofilekey\
sumeyye to SÜMEYYE
reboot again and i login succesful